Home / 13,829,142.23-19,083,716.01-7,634,055.88

Finding the Fourth Proportional to 13,829,142.23, 19,083,716.01 and 7,634,055.88

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Solution

The fourth proportional to 13,829,142.23, 19,083,716.01 and 7,634,055.88 is: 10,534,720.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,829,142.23 : 19,083,716.01 = 7,634,055.88 : x
  2. Step 2: Convert to fraction form
    13,829,142.23/19,083,716.01 = 7,634,055.88/x
  3. Step 3: Cross multiply
    13,829,142.23x = 19,083,716.01 × 7,634,055.88
  4. Step 4: Simplify right side
    13,829,142.23x = 145,686,154,418,390.66
  5. Step 5: Solve for x
    x = 145,686,154,418,390.66/13,829,142.23
  6. Step 6: Final answer
    x = 10,534,720.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.